Results 51 to 60 of about 140,070 (204)

Spatial Patterns, Driving Forces, and Potential Grain Losses of Non‐Grain Production of Farmland in Central Yunnan Urban Agglomeration, China

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT The expansion of farmland non‐grain production (NGP) poses a potential threat to food security and agricultural land protection, particularly in mountainous urban agglomerations. However, the utilization patterns, driving mechanisms, and associated production‐loss effects of farmland NGP in this specific regional context remain insufficiently ...
Xiaoliang Ma   +5 more
wiley   +1 more source

Regulating privatized infrastructures and airport services [PDF]

open access: yes
For a World Bank Institute course on transport privatization, the authors cover basic issues associated with the regulation of privatized airport infrastructure and services: 1) Economic characteristics of airport.
Rendeiro, Robert, Betancor, Ofelia
core  

Host–Dopant Engineering of Ce4+‐Dominant Y3(Al,Ga)5O12:Ce,Mg Scintillators for High‐Performance X‐Ray Imaging

open access: yesLaser &Photonics Reviews, EarlyView.
Mg2+ co‐doping strongly suppresses defect‐related emission and luminescence from trace impurities. Moreover, Mg2+ co‐doping improves the scintillation performance of Y3Al3Ga2O12:Ce by increasing the light yield and accelerating the decay time.
Hisato Suezumi   +15 more
wiley   +1 more source

Revealing the component structure of the world air transportation network. [PDF]

open access: yesAppl Netw Sci, 2021
Diop IM, Cherifi C, Diallo C, Cherifi H.
europepmc   +1 more source

Fly or Cry: Is Airport Noise Costly? [PDF]

open access: yes
Airport noise is costly. Airport location is typically associated with lower property prices. Airport expansion often sparks protests by local residents.
Volker Nitsch
core  

Valorizzare l'eredità culturale come bene comune nell'orizzonte della Convenzione di Faro

open access: yes, 2022
A più di cinquant'anni dalla pubblicazione del celebre studio di Garret Hardin, La tragedia dei beni comuni, considerato il punto di partenza del dibattito contemporaneo sui beni comuni, l'adozione della Convenzione di Faro dà nuovo impulso alla ...
Viviana Di Capua
core  

Property Rights Entrepreneurship: The Drive for Product, Asset, and Resource Excludability

open access: yesManagerial and Decision Economics, EarlyView.
ABSTRACT Property rights are foundational to market economies, and entrepreneurial activity depends heavily on the excludability afforded by property rights. Yet, the role of entrepreneurs in shaping the evolution of property rights has been so thoroughly taken for granted that it often vanishes from analyses.
Thomas J. Dean   +2 more
wiley   +1 more source

Air Travel Choices in Multi-Airport Markets [PDF]

open access: yes
We estimate a conditional logit model to measure the impact of airport and airline supply characteristics on the air travel choices of passengers departing from one of three San Francisco Bay area airports and arriving at one of four airports in greater ...
Jun Ishii, Kurt Van Dender, Sunyoung Jun
core  

A Two‐Stage Optimization Approach for Selecting Electric‐Flight Airports

open access: yesNetworks, EarlyView.
ABSTRACT The decarbonization of short‐haul air transport has gained increasing attention, with electric aircraft emerging as a promising alternative to conventional short‐haul aviation. However, given the substantial investment anticipated for the necessary infrastructure, a strategic and globally coordinated selection of airports is imperative.
Imke Joormann   +2 more
wiley   +1 more source

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